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Rank | Countries/Territories | Count | Percent |
1 | China | 175 | 55.2% |
2 | United States | 93 | 29.3% |
3 | Germany | 16 | 5% |
4 | Japan | 9 | 2.8% |
5 | India | 4 | 1.3% |
6 | United Kingdom | 4 | 1.3% |
7 | Netherlands | 3 | 0.9% |
8 | Hungary | 3 | 0.9% |
9 | Iran, Islamic Republic of | 2 | 0.6% |
10 | Portugal | 2 | 0.6% |
11 | Switzerland | 1 | 0.3% |
12 | Ukraine | 1 | 0.3% |
13 | Peru | 1 | 0.3% |
14 | Korea, Republic of | 1 | 0.3% |
15 | Latvia | 1 | 0.3% |
16 | France | 1 | 0.3% |
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